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Inventories (Tables)
9 Months Ended
Dec. 27, 2014
Inventory Disclosure [Abstract]  
Inventory
Inventories consist of the following:
 
 
December 27,
2014
 
March 29,
2014
 
December 28,
2013
 
 
(millions)
Raw materials
 
$
2

 
$
3

 
$
2

Work-in-process
 
1

 
2

 
1

Finished goods
 
1,208

 
1,015

 
1,114

Total inventories
 
$
1,211

 
$
1,020

 
$
1,117